whiCh oF thE Following stAtEmEnts is not truE ACCorDing to thE pAssAgE
A．though A FACE-to-FACE mEEting woulD Cost muCh in trAvElling; it is morE EFFECtivE.
B．mAny Firms only DEAl impErsonAlly with othEr Firms in orDEr to sAvE monEy.
C．gooD sAlEsmEn oFtEn Bring notEBooks Along with thEm AnD notE Down
thE CustomErs' opinions.
D．kEy ACCounts AnD prospECts ArE importAnt to All CompAniEs.